Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 2081 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Festive themed half marathon on woodland trails, meadows and country lanes around Mid Suffolk, starting and finishing at Stowmarket Football Club. Manually timed cupless race with water refill, mince pie, photography and optional eco friend..

Trail runs at Wyre Forest on 13 December 2026 include a family one mile plus 5 km and 10 km options, with canicross on the 5 km and 10 km. Finishers receive medals and seasonal refreshments.

A pre Christmas anniversary timed run in Stroud on 13 December 2026 with flexible lap-based entry on a 3.28 mile canal route; distances range from 5 km to ultra and all finishers receive a bespoke medal and a memento.

A winter trail race of 15 miles through the Lincolnshire Wolds on 13 December 2026, with two categories: a weighted loadbearing option and a standard trail option with mandatory grit and specific cut offs.

Mortimer Forest Trail Race is a trail running event in Mortimer Forest organised by Ludlow Runners and set for 13 December 2026. The organiser's site lists routes, sign up, environmental information, photos, results and contact details.

BigXmas Trail Festival on 13 December 2026 offers three trail distances at Sale Water Park in Greater Manchester. Courses are marked and marshalled with aid stations on the half and marathon, chip timing, and a finishers medal or tree plant..

A guided 16k run at High Lodge in Thetford Forest with forest information and practical trail-running tips. Runs are led at a conversational pace and suit road runners taking their first steps into trail running.

Offroad timed runs at Pengethley Manor on 14th December 2026 offering 5k, 10k, half marathon, marathon and ultra options with a seven hour time limit. A virtual option includes personalised virtual bibs and medal delivery after verification..

The Festive Friston Forest Night Trail Run will take place in Litlington on Monday 14 December 2026. You can run 5 miles.

Part of a 12 Days of Christmas series at Pengethley Manor offering 5k to ultra distances on an off road course with a seven hour time limit.

Offroad race at Pengethley Manor offering 5k, 10k, half, marathon and ultra options with a seven hour limit and a virtual entry option.

A festive off road event at Pengethley Manor offering 5k, 10k, half, marathon and ultra options with a seven hour time limit. Runners and walkers can also enter virtually and receive the same medal after verification.

Join a festive Christmas run along the flat Jubilee River. Choose your own distance in this 6-hour timed event on a scenic towpath. All finishers receive a bespoke festive medal.

Silent Night is a 6.6 km night fell race involving 370 m of ascent on pathless ground. This self navigated event requires documented experience and specific safety equipment for the climb to the summit of Chapelfell Top.

A trail half marathon near Bridgend on 19 December 2026, limited to 70 entrants. The mixed terrain course includes road, forestry and muddy sections, and entrants receive a bespoke medal, refreshments and a prize for best festive costume.

A pre Christmas trail run on Moel Famau from Bwlch Penbarras that keeps the distance a surprise. The course is between 6 and 12 kilometres, includes hills and varied terrain, and finishes with a mince pie and festive medal.

A festive multi terrain cross country in Pett, East Sussex with a main five mile loop, a 2 Mile Fun Run and a children's Drumsticks Scurry. The event raises funds for Shelter and includes a bespoke medal and free photos.

A winter, unmarked 38 mile mountain circuit around Helvellyn starting and finishing at Askham Community Centre. Limited to experienced entrants, the event requires navigation skills, strict mandatory kit and offers minimal checkpoint suppor..

Christmas Canter at Suffolk Running Centre offers 5k, 10k, half, full and ultra distances, a bespoke finisher medal, aid stations every 10k and parking included. The event uses loop and out and back formats and has a seven hour cut off.

A dawn to dusk trail challenge at Box Hill where runners complete laps of a roughly 10 mile loop with about 2,400 ft ascent per lap; entries include insurance, medical cover and a finisher medal.

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